The Sensor pin (alias: U5_PIN) is located on the J4 header: as you can see, the J4 header has 6 pins in 2 groups of 3: the first group was intended for connecting an IR receiver (those 3 pins are also ...
DIYables STEM V4 IoT (works like Arduino Uno R4 WiFi) DIYables STEM V4B IoT (works like Arduino Uno R4 WiFi) DIYables STEM V3 (works like Arduino Uno R3) DIYables STEM V4 Edu (works like Arduino Uno ...